//
// Created by 吴锐 on 2022/3/3.
//

#include "iostream"
#include "vector"
#include "algorithm"
#include "functional"
#include "numeric"

using namespace std;

void test01(){
    vector<int> v;

    for(int i = 0 ; i <= 100; i++){
        v.push_back(i);
    }

    int total = accumulate(v.begin(), v.end(), 0);
    cout << total << endl;
}

int main(){
    test01();
    return 0;
}